Cambodia weather in December
Cambodia in December averages 27°C (80°F) and 38 mm of rain.
Of the twelve months in Cambodia, December is the coldest and the third driest.

- Average temp
- 27°C (80°F)
22–31°C · 72–88°F
- Rainfall
- 38 mm
Not much rain
- Sunshine
- —
What is Cambodia like in December?
Daytime
Days are warm, typically in the mid-20s°C or above.
Rain
Rain is usually light.
Evening
Evenings stay warm.
What should I pack for Cambodia in December?
High-factor sun cream
With daytime highs around 31°C, burn time is short even in shade.
Sunglasses and a brimmed hat
Midday glare is the part people underpack for, not the heat itself.
Loose cotton or linen
Synthetics stop working once you are sweating through them all day.
A refillable water bottle
Daily highs this warm need roughly double the water a temperate day does.
Comfortable walking shoes you can rinse
Dry warm weather is walking weather, and dust gets into everything.
December compared with November and January
December in Cambodia is 1°C cooler than November and 75 mm drier than it, which averages 28°C (82°F).
December in Cambodia is about the same temperature as January and 14 mm wetter than it, which averages 27°C (80°F).
Daylight in Cambodia in December
On 15 December the sun is up for 11 hours 24 minutes in Cambodia, rising about 06:13 and setting about 17:37 local time.
No month in Cambodia has less daylight than December.
Travel guides for Cambodia
What to read before you book.
Cambodia weather by month
TemperatureRainfall
How December compares with the rest of the year
December is highlighted. Every other month links to its own page.
| Month | Average | Rainfall |
|---|---|---|
| January | 27°C / 80°F | 24 mm |
| February | 28°C / 83°F | 14 mm |
| March | 30°C / 85°F | 43 mm |
| April | 31°C / 87°F | 85 mm |
| May | 30°C / 87°F | 130 mm |
| June | 30°C / 85°F | 161 mm |
| July | 29°C / 84°F | 168 mm |
| August | 29°C / 84°F | 185 mm |
| September | 28°C / 83°F | 254 mm |
| October | 28°C / 82°F | 260 mm |
| November | 28°C / 82°F | 113 mm |
| December | 27°C / 80°F | 38 mm |
Check another month
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FAQs about Cambodia in December
December climate averages for Cambodia, 1991–2020.
Cambodia averages 27°C (80°F) in December, ranging from about 22°C (72°F) at night to 31°C (88°F) in the afternoon. That is a 1991–2020 average, so an individual week can run either side of it.
Barely. December sees only about 38 mm, so rain is unlikely to affect your plans.
They are about the same. December averages 27°C (80°F) and January 27°C (80°F), so temperature alone will not decide between them.
December is 1°C cooler than November, and 75 mm drier.
Yes. December falls inside the most comfortable stretch of the year here, November to March, on temperature and rainfall together.
This page does not show today's weather. It is a 1991–2020 climate normal from Meteostat — a long-run average of what December is usually like, which is what you want when booking months ahead. For today or the coming week, check a live forecast.
About 11 hours 24 minutes of daylight in mid-December, the least of any month in Cambodia.
On 15 December, sunrise is about 06:13 and sunset about 17:37 local time. Both shift across the month.



